Dou:ba’ or double-headed drumin a sling is a kind of leather-covered drums. It has two drumheads, called male and female drumheads. The length is taller than other drums. The length of Dou:ba’ is different from each other according to the different regions. In central Myanmar, the length of Dou:ba’ is taller and only a single Dou:ba’ is played in the troupe, whereas the Do pat troupes in lower Myanmar (downriver region)include two Dou:ba’s,"Male and female Dou:ba’s" or "leadng drum" and "second drum". The length is shorter. As these two Dou:ba’s are about the same size, they are called "Do-Nyi-Naung" or "Twinbrothers of Dou:ba’s". The method of sticking tuning dough are same, but the playing methods are different.\nTypes of Douba\n(1) A-Nyar Dou:ba’ (a) Mandalay Doe (a) Pin-lal Doe\n(2) Lower Myanmar (downriver region) Dou:ba’ (a) Yangon Doe\n(3) Gandamar Doe (or) Leading Doe of Si-Daw-Gyi\nPadauk wood is mostly used to make Dou:ba’ because it is hard and there fore it can produce the pleasant sound. The leather of the male side is thicker than the female side's

The Mah Meri people are one of the 18 tribes of Orang Asli (indigenous people) living in West Malaysia. Most of them reside in Pulau Carey, Selangor. The Mah Meri are known for their wood carvings and also for the richness of their songs and dances. One of the most well-known dances of the Mah Meri people is the mask dance, called Mayin Jo-oh a traditional dance performed to invite the ancestral spirits, or muyang, to join in the festivity. In this dance, the performers wear grotesque masks and perform with movements and gestures to relate everyday events such as fishing and celebrations. The masks worn in the Mah Meri Mask Dance depict the spirits of birds and other animals that inhabit the Mah Meri's surroundings, such as the swamp and the sea. The female dances wear skirts of nipah leaves and plaited nipah head dress. The female performers dance anti-clockwise around an earthen mound, called a busot, while the male masked dancers performed clockwise around the women. The dance is performed accompanied by the music from the tuntog (bamboo stampers), jule (viola), tambo (double-headed drum) and a-tawa (brass gong).

Pa’ma is also known as Pa’ma - Gyi. It is the biggest double-headed drum in ensemble which is hung on a horizontal beam on tripods to play it. But, today, the Pa’ma drum is not placed on tripods, but placed on the forks.\nKokko wood is used to make Pa’ma. Though the Padauk wood is more suitable for making it, it is hard to find the flawless and big Padauk wood because the size of the Patma drum is bigger than other drums. The thickness of ox skin is important in making its drum head. The leather stretched of the female side (wider drumhead) must be thinner, whereas the leather of the male side (narrower drumhead) be thicker. The size of taught cord used to tighten the leather is about one inch. The Pa’ma is a double-headed drum with two drumheads called female and male drumheads. The circumference of female drumhead is wider than male drumhead's. And there is a dome shape on the surfaces of both sides. The four-third of female drumhead is dome shape, making the biggest dome shape among leather-covered drums. The Pa’ma has a strap which can be used to hang or to carry it. \nPamatee or members of drums ensemble playing big drums and bass drums plays a leading role in musical troupe.